Benzinga's Top #PreMarket Gainers

shares climbed 43.05 percent to $10.60 in pre-market trading following Friday's Carl Icahn filing announcing transition from advertising to commercial real estate business.

shares climbed 32.44 percent to $13.80 in pre-market trading after jumping 482.12 percent on Friday. Aquinox Pharmaceuticals posted a quarterly loss of $0.44 per share. Cowen maintained Outperform rating on Aquinox Pharmaceuticals and raised the price target from $3 to $14.

shares rose 19.40 percent to $231.50 in pre-market trading after Warren Buffett's Berkshire Hathaway Inc. (NYSE:

) agreed to acquire Precision Castparts for $235 per share.

shares rose 18.49 percent to $7.69 in pre-market trading following the announcement of a licensing deal with AstraZeneca plc (ADR)

unit. Inovio Pharma reported a Q2 loss of $0.09 per share on revenue of $5.3 million.

gained 4.06 percent to $7.95 in pre-market trading after the company reported Q2 net income of $5.4 million on revenue of $48 million.